Shallot supply chain with food supply chain networks approach in PontianakTry Sukma Gumilar, Maswadi Maswadi, Wanti Fitrianti, Erlinda Yurisinthae and Anita SuharyaniE3S Web of Conf., 373 (2023) 04027DOI: https://doi.org/10.1051/e3sconf/202337304027